* {
    font-family: Avenir, Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* text-align: center; */
    /* color: #2c3e50; */
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}
ul,li{
    list-style: none;
}